Tuesday, March 8, 2011

Movement of a Defensive Slide

In this example, the player is moving to his left for the defensive slide.  You must push off of your right foot while moving your left leg to the left.  Your shoulders are always over your body so you stay well balanced. Knees are always bent so you are ready to move.  It is important to never let your feet touch while completing the slide.  The hands are always bent and active.

Terminology-

Active- ready to deflect or knock away a basketball pass or shot.

Shoulder Joint-
(L)- external rotation (concentric)- infraspinatus, teres minor
(R)- external rotation  (concentric) infraspinatus, teres minor

Shoulder Girdle
(L)- adduction (retraction)- middle and lower trapezius, rhomboids.
(R)- adduction (retraction)- middle and lower trapezius, rhomboids.

Elbow and Radioulnar Joints
(L)- Extension, supination- (C)- biceps brachii short head, triceps brachii(long, lateral, medial head), supinator, anconeus
(R)- Extension, supination- (C)- biceps brachii short head, triceps brachii(long, lateral, medial head), supinator, anconeus

Wrist and Hand Joint
(L)- Slight Supination of the wrist.  Extensor Carpi radialis-Eccentric, Extensor Indicis, extensor pollicis, abductor pollicis- concentric
(R)- Slight Supination of the wrist.  Extensor Carpi radialis-Eccentric, Extensor Indicis, extensor pollicis, abductor pollicis- concentric

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